Pentax ME-F ME-F Manual - Page 50

EXPOSURE SETTING: With the manual exposure system you have the option of setting either the shutter speed or the lens aperture first. The "OVER and "UNDER" LEDs flash in the viewfinder to serve as guides for setting the correct exposure. FE Shutter Speed First: Set the desired shutter speed with the IIFI II I shutter speed control pushbuttons. If the "OVER" LED still HMO MII flashes, stop the lens down to a smaller aperture (i.e., f/5.6 to f/11, 514 254 510 251 f/16, etc.) until it goes out. If the "UNDER" LED remains lit, 1254 60 162151 set the lens to a wider aperture (i.e., f/5.6 to f/2, f/1.4, etc.). 30 31 Exposure is correct when the shutter speed and the "M" LED 15 1 15 are the only LEDs that remain lit in the viewfinder. 2 1 Is Is ' 11101 OF F Aperture First: Set the f-number you wish to shoot at with the 11 IMO aperture control ring, then match up the shutter speed with the 1001 III0 540 250 so, 1 shutter speed control pushbuttons. When the "OVER" LED is lit, increase the shutter speed until it goes out. When the "UNDER" 1251 1251 LED is lit, decrease the shutter speed until the "UNDER" 6I 61 31 31 indication goes out. 15 15 4 4 Exposure is correct when the shutter speed and the "M" LED 2 1 2 are the only LEDs that remain lit in the viewfinder. Is M/1 •46